Overview: Han Jung Woo befriends Lee Seo Yeon, the daughter of a murderer.
Overview: Han Jung Woo defends Lee Seo Yeon in front of their classmates.
Overview: Han Jung Woo and Lee Seo Yeon are kidnapped.
Overview: Detective Kim desperately search for traces of Lee Seo Yeon.
Overview: Nurse Jung is found dead in a swimming pool.
Overview: Han Jung Woo may have discovered Zoey's true identity.
Overview: Lee Seo Yeon's rapist is murdered.
Overview: New evidence shows that Sang Deung's killer was, in fact, a woman.
Overview: Lee Seo Yeon's mother sees Zoey at the police station.
Overview: Harry takes Zoey to have dinner with Han Tae Joon and his wife.
Overview: Zoey finds out that Han Jung Woo left his home when he was fifteen.
Overview: Jung Woo interrogates the cleaning lady on the murder of Kang Sang Deung.
Overview: Jung Woo digs deeper into the mystery of Harry's aunt's death.
Overview: Jung Woo discovered his kidnapping 14 years ago and the two recent murders are all connected.
Overview: Jung Woo gets himself fired to make sure his team gets to lead the current case.
Overview: Zoey finds out that the woman Jung Woo calls aunt and Harry's mother are the same person.
Overview: Zoey finds out that the woman Jung Woo calls aunt and Harry's mother are the same person.
Overview: Jung Woo and Lee Seo Yeon spent some time together after running away from the cops.
Overview: Jung Woo and his team finds evidence that Harry have also committed a crime in France.
Overview: Jung Woo's stepmother finally reveals to Jung Woo about his relation to Kang Hyung Joon.
Overview: It's the finale, Jung Woo must save Seon Yeon from Kang Hyung Joon's capture.